NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,863 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

mycosis fungoides patch
(my-KOH-sis fun-GOY-deez …)
A flat, red area on the skin of patients who have mycosis fungoides. The patches may look like a thin, red rash and may be itchy. They are most common on the chest, groin, hips, buttocks, and under the arms. They may look like eczema or psoriasis.